Woodworking unit



F. P. TESSMER 'woon WORKING UNIT Oct. 21, 1930.

' Filed Nov.

2 Sheets-Sheet l v INVENTOR.

' ATTORNEY.

F. P. TES SMER WOOD WORKINGDNIT Oct. 21, 193 0.

Filed Nov. 25, 1927 2 Sheets-Sheet 2 A TTORNE Y.

x'r; ..r-rroa r nnnnnrox PlrEssMER, or paranoia, ivrro nremv i if? i Applicationlfiled November 25,1927. Serial 'No. a35;45 5.- i

.The present invention relates wood end-"of a saw table: and thelatter supports 57 working machines and more particularly to 'asecon'd bearing member 31; for shaft '27."

machines which are capable of carrying out The clutch member 29is spline'd-ion shaft 27" if a number of diiferent operations. and'provided with twdperipheral shoulders I Among the objects of the invention is a 32'between-whichyis adaptedto lie afork or 55, machine .comprising a plurality ofwoOd slip] ring "for;actuating/the clutch member. Working devices operable independently [he table SOYmay be supported; at its other from a single driving means, easily and 'end by members 35.- ,f 1 quickly changed from one to another. aShaft: 271 through pulleyj28 is; dr-iven'by I Another object is the arrangement of such means of a belt 40 from a pulley tl-carried on '60, devices in a unit which is compact, easily set the shaft of an elect 'ic ;motor.42.which, by; up and may be made sufficiently small to be meansof legs'c3', is hinged to tablel'lO and so easily movable. 1 arranged thatthe weightofathemotoriserves; Other objects will readily. appear to those to maintain the tightness of the .belt'. 4:0. V skilled in the art upon reference to the follt*is preferred also to extendshaft27 :be- 65 lowing description and the accompanying yond'f-rame member 26 and to ,providerneans drawings in which I for attachment o'fia discsander'45which-=in Fig. 1 is a side elevation with parts omitted turn may have means, atsits'center for s cur- ,7 t for the sake of clearness; ingi'a boringbit 46 1011 lathe ichuck"(not Fig. 2 is a plan View of the same, omitting shown) Wher'eiprovision is: made for-lathe 70 j the lathebed and tailstock; V 1 operations; a. zlathe'bed is provided intwo Fig. 3 is an end View of the device of Fig. 2. shafts or; rods .50 mounted 'in'framemember As indicated amachine of small size com- .11" atone end and in a second frame member v prises a table 10 upon which is mounted. end 5Lerectedatia suitable distance from table 10; frame members 11 and 12, which extend up .On these rods50-isclamped ata ilstoclr52'and to and support a shaft 13 carryingintermethezusual tool, rest (not-shown)! 1 diate its ends a drum 15, mounted to rotate Thedevice is alsoipreferablyprovided-with on or with the shaft. Drum 15 is provided means forproperly;positioningthe drum 15 in its outer peripheral portion with a pluralandfsuch meansmaybe combihed'zwith means ity of bearings for longitudinal shaft's'16 of for simultaneous operation'of'clutch'memb er 80 which, in the construction shown, there are 29.. "rhei'means; for "doing thisis shdwn best six. Each of the shafts carriesa rotary wood inFigu'res Q andB and comprisesia bell crank cutting device, which may be of any suitable lever tflpivotedqat; .61-provided1,wi'th 1a.; fork type, some of which will be at one end of the 62-lyingbetween and cooperating with'shoulthe particular construction shown, 17 is'a behindioneenchofta second lever 16I5', ;pivoted dado head, 18 is adrum sander, 19 is a grindat 66, whose lower end carries apin :67 ex-: ing wheel, 20 is a cross cut saw, and 21 is a tending horizontally. inlsuitable guides (not 1 rip saw. These particular devices are given. shown)? toward-drum '15:;and, intolsuitably j by way of exampleonly, as othercombina located sockets cesium peripherythereof.

tions may be used. It is preferred to taper somewhat theend off In addition to the devices mentioned,each V ain-:67.Iandjtogprdvhilelleiieritl51.with a spring Shaft 16' at one end of thedrum is provided 69 tending to maintain the pin in the socket. with one member 25 of a clutch through It is, of course, obvious that the sockets 68 which the selected 'shaftmay be driven. will be so located that the drum15 will be P A Mounted at one endof table 10 is a frame held .with'on'e of the shafts .16 in alignment member 26 having in its upper portion a with shaft27-. I T v bearing for a drive shaft 27 providedwith a The saw table 30 willof-course beprovided pulley 28 and the other member 29 of the with a slot for the saws, and with a remova clutch. Frame member26 also supports one ble end 71 permitting-the use of the sander 18 i a. O I

'35 drum and the others at the other end. In ders 32.. The other end of lever;60 is located and also thetsubstitution of a suitable table extension (not shown) permitting the use of the dado or jointer if the latter is used.

'Now having described the invention and the preferred form of embodiment thereof it is to'be understood that the said, invention is to'be limitedr not to the specific details hereintion with said motor, afgplurality of wood which follow.

I claim set forth" butionlyi-byithe scope 2f the claims working devices movably mounted on said frame and adapted tobe moved individually at will into position to be operatedbysaid shaftand to have its. action portion-project through said table whereby to act on work supported upon said table, a separable clutch and operating means therefor adapted to couple said shaft'with said positioned device and means cooperating withthe' clutch oper ating means to fix the position of the device being-driven.

2. A wood working unit comprising a table i having a frame, a motor mounted thereon, a

shaftin said frame having a driving connec tion with said motor, aplurality of rotary V, 1 H wood working devices movably mounted on v said frame andprovided'eachwith one meml berof aclutch. and adapted to be movedmdi vidually atwillinto position to be operated by said shaftand to have its action portion project through'said table whereby to act on worksupported upon said table, a cooperating clutch member on said shaft, means to bri'ng saidclutch members together whereby a driving relation isesta blished between said shaft and one of said devices and means (30- 1 operating with theclutch operating means to fix the position of the device being driven.

3. A wood working unit comprising a sup- Vi one of said'latter shafts tofthe first mentioned shaft and means cooperating withthe couv pling means for preventingmovement of said drumiwhensaid shafts are so coupled;

' FREDERICK VP. T ssMER;

1. A wood working unit'comprising atable I having a frame, a motor mounted thereon, a shaft in said frame having a driving-c'onfie'c- 

